48 results
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Anaphylaxis: Signs ... after exposure ... Hypotension after ... Signs / Symptoms ... cramping, vomiting, diarrhea
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Central retinal artery ... Positive "spot sign ... " on Ocular Ultrasound ... Do you see any pathology ... POCUS #Ocular #Ultrasound
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Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal Artery ... GCA, SLE, GPA) - ... central retinal artery ... ophthalmology #diagnosis #signs ... #symptoms
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Dizziness - Vertigo - Differential ... vomiting, auditory symptoms ... Imbalance, neurologic symptoms ... /signs, bidirectional ... • Basilar Artery
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... deficits • Temporal artery ... • Meningeal signs ... ) • Systemic symptoms ... and signs (e.g.
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
involvement 3% SLE-Related ... Lupusreference #SLE ... autoantibodies #signs ... #symptoms #mimickers ... #differential #
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Hypernatremia - Differential ... Osmotic diuresis (see ... water GI loss • Watery ... Diarrhea Insensible ... Hypernatremia #Nephrology #Differential
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
inferior cerebellar artery ... with or shortly after ... most common type after ... varying neurologic signs ... Vertigo #Causes #differential
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
less systemic symptoms ... heliotrope rash, Shaw sign ... , holster sign, ... Can also see mechanics ... significant weakness after
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... and signs below ... Spinal artery thrombosis ... Behcet disease - SLE ... diagnosis #neurology #differential